Ferguson, Mo.: 12 days of violent unrest on Twitter

Since a police officer shot and killed Michael Brown, an unarmed teenager, in Ferguson on Aug. 9, this suburb of St. Louis has been roiled in strife — from looting to rallies to police arresting journalists.

Since a police officer shot and killed Michael Brown, an unarmed teenager, in Ferguson on Aug. 9, this suburb of St. Louis has been roiled in strife — from looting to national rallies to police arresting journalists to a state of emergency.

Attorney General Eric Holder talks with Capt. Ron Johnson of the Missouri State Highway Patrol at Drake's Place Restaurant, Wednesday, Aug. 20, 2014, in Florrissant, Mo. Holder arrived in Missouri on Wednesday, as a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder greets Capt. Ron Johnson of the Missouri State Highway Patrol at Drake's Place Restaurant, Wednesday, Aug. 20, 2014, in Ferguson, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder speaks with Capt. Ron Johnson of the Missouri State Highway Patrol at Drake's Place Restaurant, Wednesday, Aug. 20, 2014, in Ferguson, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder stops to shake hands with a patron at Drake's Place Restaurant, before his meeting with local community leaders, Wednesday, Aug. 20, 2014 in Ferguson, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder touches the forehead of Yusayrah Jones, 2, has he arrives at Drake's Place Restaurant for a meeting with community leaders, Wednesday, Aug. 20, 2014 in Florrissant, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder, left, listens during his meeting with Sen. Roy Blunt, R-Mo., center, Missouri Gov. Jay Nixon, right, and other elected officials at the U,S, Attorney's office in St. Louis, Mo., Wednesday, Aug. 20, 2014. Holder has told members of the Ferguson community that as a black man he understands why many African-Americans mistrust the police.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder during his meeting at the FBI building in St. Louis, Wednesday, Aug. 20, 2014. Holder has told Ferguson community leaders that he has assigned the federal government's "most experienced agents and prosecutors" to the investigation of a white police officer's fatal shooting of a black 18-year-old.
Pablo Martinez MonsivaisAP

An aerial map of Ferguson, Mo., is seen on the table during Attorney General Eric Holder's meeting at the FBI building in St. Louis, Wednesday, Aug. 20, 2014. Holder has told Ferguson community leaders that he has assigned the federal government's "most experienced agents and prosecutors" to the investigation of a white police officer's fatal shooting of a black 18-year-old.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder, center, meets with Special Agent in Charge William P. Woods, left, and Acting Assistant Attorney General for Civil Rights Molly Moran, at the FBI building in St. Louis, Mo., Wednesday, Aug. 20, 2014. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder walks out of Drake's Place Restaurant in Ferguson, Mo., Wednesday, Aug. 20, 2014, following his meeting with local community leaders. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Capt. Ron Johnson of the Missouri State Highway Patrol speaks to members of the media after meeting with Attorney General Eric Holder at Drake's Place Restaurant, Wednesday, Aug. 20, 2014, in Ferguson, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder talks with Cool Valley, Mo. Mayor Viola Murphy before his meeting with local community leaders at Drake's Place Restaurant, Wednesday, Aug. 20, 2014 in Ferguson, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder, center, meets with Special Agent in Charge William P. Woods, left, and Acting Assistant Attorney General for Civil Rights Molly Moran at the FBI building in St. Louis, Mo., Wednesday, Aug. 20, 2014. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder listens during his meeting with local community leaders at Drake's Place Restaurant, Wednesday, Aug. 20, 2014 in Ferguson, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder participates in closed door meeting with students at St. Louis Community College Florissant Valley, Wednesday, Aug. 20, 2014 in Ferguson, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder talks with Charnell Hurn, 20, a student at St. Louis Community College Florissant Valley, Wednesday, Aug. 20, 2014 in Ferguson, Mo. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder shakes hands with Bradley J. Rayford, 22 following his meeting at St. Louis Community College Florissant Valley in Ferguson, Mo., Wednesday, Aug. 20, 2014. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder shakes hands with Bri Ehsan, 25, right, following his meeting with students at St. Louis Community College Florissant Valley in Ferguson, Mo., Wednesday, Aug. 20, 2014. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder, center, poses for photographs following his meeting with students at St. Louis Community College Florissant Valley in Ferguson, Mo., Wednesday, Aug. 20, 2014. Holder arrived in Missouri on Wednesday, a small group of protesters gathered outside the building where a grand jury could begin hearing evidence to determine whether a Ferguson police officer who shot 18-year-old Michael Brown should be charged in his death.
Pablo Martinez MonsivaisAP

Attorney General Eric Holder arrives at Lambert-St. Louis International Airport in St. Louis, Wednesday, Aug. 20, 2014. Holder is traveling to Ferguson, Mo., to oversee the federal governments investigation into the shooting of 18-year-old Michael Brown by a police officer on Aug. 9th.
Pablo Martinez MonsivaisASSOCIATED PRESS